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# Mean

## Sum of the values divided by the number of values

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Mean

Learn how to find the mean, or average, of a given set of data.

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## Mean

Learn how to calculate the mean of numerical data.

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## Mean, Median, Range

Determine the mean, median, and range in a given set of data.

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• PLIX

## Mean: Candy Yums

Mean Interactive

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• PLIX

## Mean: Bowl of Grapes

Mean Interactive

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• PLIX

## Harmonic Mean

Mean Interactive

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• Video

## Statistics: The Average

Learn 3 measures of data used in math: mean, median, and mode. An introduction to descriptive statistics and central tendency.

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• Practice
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## Mean Practice

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• Critical Thinking

## Mean Discussion Questions

A list of student-submitted discussion questions for Mean.

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To organize ideas, increase comprehension, synthesize learning, demonstrate understanding of key concepts, and reinforce vocabulary using a Quickwrite.

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To reinforce and increase concept comprehension, and to analyze similarities and differences between topics using a Two Column Table.

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## Mean Stop and Jot

Learn new vocabulary words and help remember them by coming up with your own sentences with the new words using a Stop and Jot table.

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## Find the Mean of a Set of Data Post Read

Develop understanding of concepts by studying them in a relational manner. Analyze and refine the concept by summarizing the main idea, creating visual aids, and generating questions and comments using a Four Square Concept Matrix.

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• Real World Application

## Mean

Students will investigate the concept of mean by calculating the mean length of a celebrity marriage, using a Time article on the "Top 10 Short-Lived Celebrity Marriages."

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• Real World Application

## Mean 2

Is Michael Jordan the best basketball player? Students will compare his stats to another basketball star or they can research and calculate the mean career statistic of another athlete in a sport other than basketball.

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• Real World Application

## Corporate Values

Find out how harmonic means are used to evaluate mutual funds and stocks.

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• Real World Application

## Perfect Fits

Find out why it can be hard to find clothes that fit perfectly.

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• Study Guide

## Describing Data

This study guide looks at levels of measurement and the shape, measures of center (median, mean, mode), and measures of spread (standard deviation) of a data set. It also compares the measures for population vs the measures for sample.

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• Study Guide

## Mean, Median, and Mode

covers the three types of mean, median and mode

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• Flashcards